CN214636852U - Double-roller machine with adjustable interval - Google Patents
Double-roller machine with adjustable interval Download PDFInfo
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- CN214636852U CN214636852U CN202023252752.7U CN202023252752U CN214636852U CN 214636852 U CN214636852 U CN 214636852U CN 202023252752 U CN202023252752 U CN 202023252752U CN 214636852 U CN214636852 U CN 214636852U
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- crushing
- roller
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- 238000001125 extrusion Methods 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a double-roller machine with adjustable spacing, which comprises a shell and a crushing device, wherein the crushing device comprises a crushing fixed roller and a crushing movable roller, and the crushing fixed roller is fixed in the shell through a first bearing seat; the shell is provided with a sliding groove, and a protrusion matched with the sliding groove for use is arranged below a second bearing seat for fixing the crushing moving roller; an extrusion device is arranged beside the second bearing seat; the second bearing seat is moved through the adjustment of the extruding device, when the crushing fixed roller and the crushing movable roller are worn in the long-time use process, the crushing movable roller can move forwards through the extruding device, the gap between the crushing fixed roller and the crushing movable roller is reduced, the abrasion is made up, the crushing fixed roller and the crushing movable roller are utilized again, and the energy is saved; the utility model discloses simple structure, convenient operation.
Description
Technical Field
The utility model relates to a technical field of twin-roll machine, concretely relates to twin-roll machine with adjustable interval.
Background
A twin-roll crusher, a mining machine, also known as a twin-roll crusher; the method is mainly used for crushing ores; the machine has the advantages of small volume, large crushing ratio, low noise, simple structure and convenient maintenance, and has the characteristics of uniform granularity of the crushed materials, low over-crushing rate, convenient maintenance, sensitive overload protection, safety, reliability and the like; the crushing device is suitable for industries such as coal, metallurgy, mine, chemical industry, building materials and the like, and is more suitable for crushing raw coal (containing gangue) of large-scale coal mines or coal preparation plants; however, because the crushing rollers of the existing double-roller machine are directly fixed through the bearing seats, the surfaces of the crushing rollers are continuously abraded along with the increase of the service life, so that the gap between the two crushing rollers is larger and larger, the crushing effect is poorer and poorer, and the crushing rollers are finally discarded; the crushing roller is still usable although worn out, thus causing significant waste.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems that the crushing rollers of the existing roll-pair machine are directly fixed through bearing seats, and the surfaces of the crushing rollers are continuously abraded along with the increase of service life, so that the gap between the two crushing rollers is larger and larger, the crushing effect is poorer and poorer, and the crushing rollers are finally reported to be abandoned; the crushing roller is worn but still usable, thus causing serious waste, and the gap-adjustable double-roller machine is provided to solve the problems.
The technical scheme of the utility model as follows:
the roller machine with the adjustable distance comprises a shell and a crushing device, wherein the crushing device comprises a crushing fixed roller and a crushing movable roller, and the crushing fixed roller is fixed in the shell through a first bearing seat; the shell is provided with a sliding groove, and a protrusion matched with the sliding groove for use is arranged below a second bearing seat for fixing the crushing moving roller; and an extrusion device is arranged beside the second bearing seat.
Furthermore, the extrusion device comprises a hydraulic cylinder and a spring, a first baffle is arranged on the inner side of the second bearing seat, the outer side of the second bearing seat is connected with the spring, a spring seat is arranged at one end, away from the second bearing seat, of the spring, a second baffle is arranged on one side, away from the spring, of the spring seat, the output end of the hydraulic cylinder is connected with a push rod, and the push rod penetrates through the second baffle to push against the spring seat.
Furthermore, the second baffle is in a concave shape, and the ejector rod penetrates through the gap in the second baffle and abuts against the spring seat.
Further, the crushing fixed roller is connected with a first motor.
Furthermore, a first speed reducer is arranged between the connection of the crushing fixed roller and the first motor, and plays a role in speed reduction.
Further, the crushing roller is connected with a second motor.
Furthermore, a second speed reducer is arranged between the crushing roller and a second motor to play a role in reducing speed; and the output end of the second speed reducer is connected with the crushing movable roller through a universal coupling.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the roller machine with the adjustable distance comprises a shell and a crushing device, wherein the crushing device comprises a crushing fixed roller and a crushing movable roller, and the crushing fixed roller is fixed in the shell through a first bearing seat; the shell is provided with a sliding groove, and a protrusion matched with the sliding groove for use is arranged below a second bearing seat for fixing the crushing moving roller; an extrusion device is arranged beside the second bearing seat; the removal of second bearing seat is realized in the regulation through extrusion device, and when broken fixed roll and broken movable roll in long-time use, by the wearing and tearing back, can make broken movable roll forward through extrusion device, reduce the clearance between broken fixed roll and the broken movable roll to remedy wearing and tearing, carry out reuse, practice thrift more to broken fixed roll and broken movable roll.
2. An extrusion device of the double-roller machine with adjustable spacing comprises a hydraulic cylinder and a spring, wherein a first baffle is arranged on the inner side of a second bearing seat, the outer side of the second bearing seat is connected with the spring, a spring seat is arranged at one end, away from the second bearing seat, of the spring, a second baffle is arranged on one side, away from the spring, of the spring seat, the output end of the hydraulic cylinder is connected with a push rod, and the push rod penetrates through the second baffle to push against the spring seat; when the gap between the crushing fixed roller and the crushing movable roller needs to be adjusted, the hydraulic cylinder is pressurized and extended, the spring seat moves rightwards under the action of the ejector rod, the second baffle plate is not extruded any more and can be taken out easily, the pressure in the hydraulic cylinder is relieved at the moment, the hydraulic cylinder is contracted, the spring seat moves leftwards, when the spring returns to the original length, the second bearing seat does not bear the pressure from the spring, and the first baffle plate can be taken out easily at the moment; further, the hydraulic cylinder is pressurized and extended, the second bearing seat moves rightwards due to the fact that the first baffle is taken out, and then the second bearing seat is close to the first bearing seat, further, the distance between the crushing fixed roller and the crushing movable roller is shortened, and therefore gaps caused by abrasion are made up.
Drawings
FIG. 1 is a front view of a roll-to-roll machine with adjustable gap;
fig. 2 is a top view of a roll apparatus with an adjustable gap.
Reference numerals: 11-shell, 12-crushing device, 13-first bearing seat, 14-second bearing seat, 16-first motor, 17-second motor, 111-chute, 121-crushing fixed roller, 122-crushing movable roller, 141-protrusion, 151-hydraulic cylinder, 152-spring, 153-first baffle, 154-spring seat, 155-second baffle, 156-ejector rod, 157-baffle, 161-first reducer, 171-second reducer and 172-universal shaft.
Detailed Description
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
The features and properties of the present invention will be described in further detail with reference to the following examples.
Referring to fig. 1-2, a roller machine with adjustable spacing comprises a shell 11 and a crushing device 12, wherein the crushing device 12 comprises a crushing fixed roller 121 and a crushing movable roller 122, and the crushing fixed roller 121 and the crushing movable roller 122 both use common power transmission to realize operation, namely, rotating shafts are arranged in the crushing fixed roller 121 and the crushing movable roller 122 to realize operation; the crushing fixed roller 121 is fixed in the housing 11 through a first bearing seat 13, so that the crushing fixed roller 121 is fixed; the shell 11 is provided with a sliding groove 111, a protrusion 141 matched with the sliding groove 111 is arranged below a second bearing seat 14 for fixing the crushing roller 122, and the protrusion 141 is matched with the sliding groove 111 to realize the left-right movement of the second bearing seat 14 so as to realize the left-right movement of the crushing roller 122; an extrusion device is arranged beside the second bearing seat 14; the purpose of the pressing device is to realize the left and right movement of the second bearing seat 14, and the pressing device can be fixed when moving to a proper position.
The extruding device comprises a hydraulic cylinder 151 and a spring 152, a first baffle 153 is arranged on the inner side of the second bearing seat 14, the spring 152 is connected to the outer side of the second bearing seat 14, a spring seat 154 is arranged at one end, far away from the second bearing seat 14, of the spring 152, a second baffle 155 is arranged on one side, far away from the spring 152, of the spring seat 154, the output end of the hydraulic cylinder 151 is connected with a push rod 156, the second baffle 155 is in a concave shape, and the push rod 156 penetrates through the second baffle 155 and pushes against the spring seat 154 in a gap; preferably, a blocking piece 157 is arranged on the top rod 156 at a proper position to limit the second blocking plate 155; the spring 152 is not greatly deformed under the condition that the crushing roller 122 is stably fixed; the first and second shutters 153 and 155 may be provided in plural in different thicknesses to satisfy different degrees of wear.
When the gap between the fixed crushing roller 121 and the movable crushing roller 122 needs to be adjusted, the hydraulic cylinder 151 is pressurized and extended, the spring seat 154 moves rightwards under the action of the ejector rod 156, the second baffle plate 155 does not receive extrusion and can be taken out easily, at the moment, the pressure in the hydraulic cylinder 151 is removed, the hydraulic cylinder 151 contracts, the spring seat 154 moves leftwards, when the spring 152 recovers to a long time, the second bearing seat 14 does not receive the pressure from the spring 152, and at the moment, the first baffle plate 153 can be taken out easily; further, when the hydraulic cylinder 151 is pressurized and extended, the second bearing housing 14 moves rightward by the removal of the first stopper 153 to be close to the first bearing housing 13, and further, the distance between the crushing roller 121 and the crushing roller 122 is shortened to compensate for the gap due to wear.
In order to ensure the normal operation of the crushing roller machine, the crushing fixed roller is connected with the first motor 16, and a first speed reducer 161 is arranged between the connection of the crushing fixed roller 121 and the first motor 16 for speed reduction; the crushing roller 122 is connected with the second motor 17, and a second speed reducer 171 is arranged between the crushing roller 122 and the second motor 17 for reducing speed; the output end of the second speed reducer 171 is connected with the crushing roller 122 through a universal coupling; the arrangement of the universal joint can ensure that the power of the crushing roller 122 is still normally supplied during the moving process.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (7)
1. A double-roller machine with adjustable spacing comprises a shell (11) and a crushing device (12), and is characterized in that the crushing device (12) comprises a crushing fixed roller (121) and a crushing movable roller (122), and the crushing fixed roller (121) is fixed in the shell (11) through a first bearing seat (13); the shell (11) is provided with a sliding groove (111), and a protrusion (141) matched with the sliding groove (111) for use is arranged below a second bearing seat (14) for fixing the crushing roller (122); and an extrusion device is arranged beside the second bearing seat (14).
2. A roll mill with adjustable spacing according to claim 1, wherein the extrusion device comprises a hydraulic cylinder (151) and a spring (152), a first baffle plate (153) is arranged on the inner side of the second bearing seat (14), the spring (152) is connected on the outer side of the second bearing seat (14), a spring seat (154) is arranged at one end of the spring (152) far away from the second bearing seat (14), a second baffle plate (155) is arranged on one side of the spring seat (154) far away from the spring (152), an ejector rod (156) is connected to the output end of the hydraulic cylinder (151), and the ejector rod (156) penetrates through the second baffle plate (155) and abuts against the spring seat (154).
3. A roll mill with adjustable spacing according to claim 2, characterized in that said second baffle (155) is concave, said push rod (156) passing through the upper opening of the second baffle (155) and pushing against the spring seat (154).
4. A twin roll machine with adjustable gap according to claim 1, characterized in that the crushing roller (121) is connected to a first motor (16).
5. A twin roll machine with adjustable spacing according to claim 4, characterised in that a first speed reducer (161) is arranged between the connection of the crushing fixed roll (121) and the first motor (16) for speed reduction.
6. A roll pair machine with adjustable spacing according to claim 1, characterized in that the crushing rotor (122) is connected to a second motor (17).
7. A twin roller machine with adjustable spacing according to claim 6, characterised in that a second speed reducer (171) is arranged between the crushing roller (122) and the second motor (17) for speed reduction; the output end of the second speed reducer (171) is connected with the crushing roller (122) through a universal coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023252752.7U CN214636852U (en) | 2020-12-29 | 2020-12-29 | Double-roller machine with adjustable interval |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023252752.7U CN214636852U (en) | 2020-12-29 | 2020-12-29 | Double-roller machine with adjustable interval |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214636852U true CN214636852U (en) | 2021-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023252752.7U Expired - Fee Related CN214636852U (en) | 2020-12-29 | 2020-12-29 | Double-roller machine with adjustable interval |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214636852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115364934A (en) * | 2022-08-02 | 2022-11-22 | 燕山大学 | Stone crushing device |
-
2020
- 2020-12-29 CN CN202023252752.7U patent/CN214636852U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115364934A (en) * | 2022-08-02 | 2022-11-22 | 燕山大学 | Stone crushing device |
| CN115364934B (en) * | 2022-08-02 | 2023-05-23 | 燕山大学 | Stone crushing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |